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A formula that gives a term from its position n is:

ARepeated
BExplicit
CImplicit
DReversed
Answer & Solution
Correct answer: B. Explicit
1. One kind of rule needs the previous term to work. 2. The other needs only the position number. 3. A formula using the position n is an explicit formula. 4. So the answer is explicit. _Source: syllabus Mathematics, Ch 8 'Predicting What Comes Next: Exploring Sequences and Progressions'_
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